Multiple choice general knowledge science & technology

Which of the following has not yet visited by NASA or ESA (European Space Agency) spacecraft?

  1. Venus

  2. Pluto

  3. Mercury

  4. Titan
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

As of 2015 when NASA's New Horizons flew past Pluto, it was the last of the classical planets (and dwarf planets) to be visited by a spacecraft. Venus has been visited by multiple Soviet and NASA missions, Mercury by Mariner 10 and MESSENGER, and Titan by Cassini-Huygens.

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